2OPFM, PHRSR, VCAs, VCFs and PH01II are among Super Syntheses most popular products.
Knob Recorder
4ch Bipolar Mixer
Knob recorder with CV in and clock in/out
Low pass filter based around the Curtis CEM3328
Dual Filter
Four Linear Voltage Controlled Amplifiers in 12HP
CV/Gate Bus Implementing Module
Digital 2-operator FM voice
Digital AR envelope
two channel step knob recorder / sequencer
Digital 2-operator FM synth voice in 6HP
Ramp to Triangles Utility
Two Band Equalizer
2-input VCA with smooth distortion
Dual voltage-controlled State Variable Filter
Attack-Decay envelope generator